CSF High-Performance Front Mount Heat Exchanger - BMW G8X M3 / M4

Product overview

The CSF 8215 is the BMW G8X M3/M4 High-Performance Radiator Front Mount Heat Exchanger.

This heat exchanger transfers heat from its connected fluid circuit to the surrounding airflow. Confirm the circuit served by this specific part, and maintain the specified hose routing and bleeding procedure.

Technical features

• Significantly Reduces Intake Air Temperatures (IATs) for Maximum Performance (with Faster Heat Soak Recovery)
• Improves Air Flow to the Rest of the Cooling System for Lower Engine Coolant and Engine Oil Temperatures
• 2-Row, 42mm Core with B-Tube cooling tubes
• 2026 Update: 5mm Tall Fins with a Multi-Louvered Design
• CNC Machined Mounting Brackets and OEM Style "Quick Connect" Inlet/Outlet
• Includes Black Rock Guards (upper and lower) & Transmission Cooler Mounting Kit - Upper and Lower Rock Guards for Manual Transmission / Upper Rock Guard and Transmission Cooler Mounting Kit for ZF8 Auto
• Installs in the factory location without modifications
• Hand-polished finish
• Tested and Proven by CSF's Global Network of R&D Partners, Including Leading Time Attack Teams, Tuners, and Turbo Kit Manufacturers

Installation and compatibility

Confirm the application and the fluid circuit served by this part. Check mounting, hose clearance, and the required fill and bleed procedure before returning the vehicle to service.

Vehicle fitment

Part number: CSF 8215.